pinctrl: sh-pfc: Constify enum_ids and var_field_width compound literals

The enum_ids and var_field_width fields of struct pinmux_data_reg and
pinmux_cfg_reg are initialized using compound literals. Cast them to
const to store them in .rodata.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/pinctrl/sh-pfc/sh_pfc.h b/drivers/pinctrl/sh-pfc/sh_pfc.h
index e17ccab..cdd0338 100644 (file)
--- a/drivers/pinctrl/sh-pfc/sh_pfc.h
+++ b/drivers/pinctrl/sh-pfc/sh_pfc.h
@@ -76,12 +76,13 @@ struct pinmux_cfg_reg {
 
 #define PINMUX_CFG_REG(name, r, r_width, f_width) \
        .reg = r, .reg_width = r_width, .field_width = f_width,         \
-       .enum_ids = (u16 [(r_width / f_width) * (1 << f_width)])
+       .enum_ids = (const u16 [(r_width / f_width) * (1 << f_width)])
 
 #define PINMUX_CFG_REG_VAR(name, r, r_width, var_fw0, var_fwn...) \
        .reg = r, .reg_width = r_width, \
-       .var_field_width = (unsigned long [r_width]) { var_fw0, var_fwn, 0 }, \
-       .enum_ids = (u16 [])
+       .var_field_width = (const unsigned long [r_width]) \
+               { var_fw0, var_fwn, 0 }, \
+       .enum_ids = (const u16 [])
 
 struct pinmux_data_reg {
        unsigned long reg, reg_width;
@@ -90,7 +91,7 @@ struct pinmux_data_reg {
 
 #define PINMUX_DATA_REG(name, r, r_width) \
        .reg = r, .reg_width = r_width, \
-       .enum_ids = (u16 [r_width]) \
+       .enum_ids = (const u16 [r_width]) \
 
 struct pinmux_irq {
        int irq;